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January 03, 2009

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November 06, 2008

It all started early last December with a phone call from a homeowner who wanted an estimate on insulating his home. My son Josh and I are building performance contractors and do Energy Star home ... [continue reading]

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November 06, 2008

In 1999, California adopted the first phase of its HERS program. Unlike HERS programs in the rest of the country, which generally focus on whole-house analysis, the California program focuses on field verification and testing of ... [continue reading]

November 06, 2008

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July 01, 2008

North Americans have quickly become the most-housed people in the history of humanity. The average detached single-family house built today has almost 2,500 square feet of floor area, and fewer than three people live in it. ... [continue reading]

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March 09, 2008

Since the energy crisis of the 1970s, and especially since the 1990s, when climate change and energy consumption became strongly linked, North America and Western Europe have focused on saving energy in the building sector. ... [continue reading]